Aquacal LTM0266 - Manual (Page 8)

Page 2
SECTION 2 - OPERATION
2.1 Control Panel
The following information outlines the operation for a
standard installation. Control Buttons will operate
differently for custom installations; such as a heat pump
connected to an external controller. Please see
“External Controls / Equipment” on page 22 for more
information.
Figure 1
2.1.a Indicator Lights
“Pool” Heat Pump is referencing the pool thermostat.
“Spa” Heat Pump is referencing the spa thermostat.
“Cooling”
Indicates unit is cooling. Please note - the compressor must be operating before this light
will illuminate.
“Desired Temp”
Indicates temperature set point is displayed. This is displayed when “UP” or “DOWN” is
selected.
“Water Temp” Indicates current water temperature is displayed.
“Heating”
Indicates unit is heating. Please note - the compressor must be operating before this light will
illuminate.
Table 1
2.1.b Control Buttons (Inactive if unit under external control)
“Pool / Spa” Select either the pool or the spa thermostat.
“Up” Increase temperature set point.
“Down” Decrease temperature set point.
“Mode” Select heat pump operating mode.
Table 2
2.1.c LED Display
“XXX” Heat Pump is on and displaying current water temperature.
“FLO”
No water flow is detected. Circulation pump is off or heat pump is not receiving correct water
flow.
“OFF”
Heat pump has been turned off via the mode selector button or the temperature set point has
been lowered below 45
o F.
“888”
Control program is initializing. Displays only as power is applied to the heat pump. The
program version number will be displayed.
Table 3